WKE 42

WKE 42 is a proprietary tungsten high speed steel containing 10 percent cobalt. WKE 42 is harder than most high-speed steels and has in addition a reasonably good toughness. WKE 42 is used mainly for tools requiring maximum abrasion resistance and medium toughness.

Datasheet :

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Chemical composition

C Cr Mo W Co V
1.27 4.0 3.6 9.5 10.0 3.2

Standards

  • Europe : HS 10-4-3-10
  • Sweden : SS2736
  • Japan : JIS SKH57
  • Germany : 1.3207
  • USA : AISI M51

Properties

Machinability

Wear Resistance

Toughness

Hot hardness

Grindability

Heat treatment

Delevered Hardness

  • Soft annealed : 280 HB
  • Cold drawn : 305 HB
  • Cold rolled : 305 HB

Characteristics

WKE 42 can be worked as follows:

  • machining (grinding, turning, milling)
  • polishing
  • hot forming
  • electrical discharge machining
  • welding (special procedure including preheating and filler materials of base material composition).

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